Make the object store visible in Observatory.

runtime/observatory/lib/src/elements/objectstore_ref.dart

Index: runtime/observatory/lib/src/elements/objectstore_ref.dart
diff --git a/runtime/observatory/lib/src/elements/field_view.dart b/runtime/observatory/lib/src/elements/objectstore_ref.dart
similarity index 54%
copy from runtime/observatory/lib/src/elements/field_view.dart
copy to runtime/observatory/lib/src/elements/objectstore_ref.dart
index 234336d0782d03471c006936c6d9bec293af45c6..65dd6eb64fbefc7fa9ec7153d65a3a7c5e6f78b8 100644
--- a/runtime/observatory/lib/src/elements/field_view.dart
+++ b/runtime/observatory/lib/src/elements/objectstore_ref.dart
@@ -2,19 +2,15 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-library field_view_element;
+library objectstore_ref_element;
 
-import 'dart:async';
-import 'observatory_element.dart';
 import 'package:observatory/service.dart';
 import 'package:polymer/polymer.dart';
+import 'service_ref.dart';
+import 'dart:async';
 
-@CustomTag('field-view')
-class FieldViewElement extends ObservatoryElement {
-  @published Field field;
-  FieldViewElement.created() : super.created();
+@CustomTag('objectstore-ref')
+class ObjectStoreRefElement extends ServiceRefElement {
 
-  Future refresh() {
-    return field.reload();
-  }
+  ObjectStoreRefElement.created() : super.created();
 }